Registration Class — spring-boot Architecture

Source Code

core/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/service/connection/ConnectionDetailsFactories.java lines 126–140

	record Registration<S, D extends ConnectionDetails>(Class<S> sourceType, Class<D> connectionDetailsType,
			ConnectionDetailsFactory<S, D> factory) {

		@SuppressWarnings("unchecked")
		private static <S, D extends ConnectionDetails> @Nullable Registration<S, D> get(
				ConnectionDetailsFactory<S, D> factory) {
			ResolvableType type = ResolvableType.forClass(ConnectionDetailsFactory.class, factory.getClass());
			@Nullable Class<?>[] generics = type.resolveGenerics();
			Class<S> sourceType = (Class<S>) generics[0];
			Class<D> connectionDetailsType = (Class<D>) generics[1];
			return (sourceType != null && connectionDetailsType != null)
					? new Registration<>(sourceType, connectionDetailsType, factory) : null;
		}

	}